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Sahu, Duryodhan; Padhy, Harihara; Patra, Dhananjaya; Yin, Jen-Fu; Hsu, Ying-Chan; Lin, Jiann-T'Suen; Lu, Kuang-Lieh; Wei, Kung-Hwa; Lin, Hong-Cheu Tetrahedron, 2011 , vol. 67, # 2 p. 303 - 311